What it sells
Providing clean, safe, virus free air for homes, buildings and cars
Business model breakdown
Buyer: who owns the budget?
UnverifiedBuilding owners, facility and energy managers of commercial property portfolios (analyst inference from HVAC energy-cost pitch).
Trigger: what makes them buy now?
UnverifiedReducing building electricity cost and carbon, plus green-building certification (WELL, HKGBC) and airborne infection control.
Workflow: what inputs become what output?
Retrofit EcoSonic plug-and-play unit into air handling units (new or existing) with no downtime; lowers fan power and raises filtration efficiency over 14%; silver-ion AG+ filters used in buildings, vehicles and IoT air devices.
Economics: what it saves and how it charges
Energy-saving product sold on cost reduction: claims about 14% of AHU energy usage saved immediately; over 100,000 IoT air filtration devices deployed and 5 million sq ft covered.
Distribution: how it reaches customers
Direct sales via sales hotline/email and contact form, awards and case studies; Hong Kong headquarters.
Funding history and coverage
| Round date | Stage | Amount | Investors | Source |
|---|---|---|---|---|
| — | Y Combinator Winter 2021 | — | Y Combinator | ycombinator.com |
Profiles summarize public reporting and company websites. Business-model notes are MaxBC's reading of that material, not confirmed facts; unknowns are left blank rather than guessed. Updated 2026-10-12.